package com.dongliusuo.orangeforms.webadmin.app.service.impl;

import cn.hutool.core.collection.CollUtil;
import com.baomidou.mybatisplus.core.conditions.query.*;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.dongliusuo.orangeforms.webadmin.app.service.*;
import com.dongliusuo.orangeforms.webadmin.app.dao.*;
import com.dongliusuo.orangeforms.webadmin.app.model.*;
import com.dongliusuo.orangeforms.common.core.base.dao.BaseDaoMapper;
import com.dongliusuo.orangeforms.common.core.constant.GlobalDeletedFlag;
import com.dongliusuo.orangeforms.common.core.object.MyRelationParam;
import com.dongliusuo.orangeforms.common.core.object.CallResult;
import com.dongliusuo.orangeforms.common.core.base.service.BaseService;
import com.dongliusuo.orangeforms.common.core.util.MyModelUtil;
import com.dongliusuo.orangeforms.common.sequence.wrapper.IdGeneratorWrapper;
import com.github.pagehelper.Page;
import lombok.extern.slf4j.Slf4j;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.*;

/**
 * 客户银行卡数据数据操作服务类。
 *
 * @author DongLiusuo
 * @date 2025-01-08
 */
@Slf4j
@Service("customerAccountService")
public class CustomerAccountServiceImpl extends BaseService<CustomerAccount, Long> implements CustomerAccountService {

    @Autowired
    private IdGeneratorWrapper idGenerator;
    @Autowired
    private CustomerAccountMapper customerAccountMapper;
    @Autowired
    private CustomerInfoService customerInfoService;

    /**
     * 返回当前Service的主表Mapper对象。
     *
     * @return 主表Mapper对象。
     */
    @Override
    protected BaseDaoMapper<CustomerAccount> mapper() {
        return customerAccountMapper;
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public CustomerAccount saveNew(CustomerAccount customerAccount) {
        customerAccountMapper.insert(this.buildDefaultValue(customerAccount));
        return customerAccount;
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public void saveNewBatch(List<CustomerAccount> customerAccountList) {
        if (CollUtil.isNotEmpty(customerAccountList)) {
            customerAccountList.forEach(this::buildDefaultValue);
            customerAccountMapper.insertList(customerAccountList);
        }
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public void saveNewBatch(List<CustomerAccount> customerAccountList, int batchSize) {
        if (CollUtil.isEmpty(customerAccountList)) {
            return;
        }
        if (batchSize <= 0) {
            batchSize = 10000;
        }
        int start = 0;
        do {
            int end = Math.min(customerAccountList.size(), start + batchSize);
            List<CustomerAccount> subList = customerAccountList.subList(start, end);
            // 如果数据量过大，同时当前表中存在createTime或updateTime等字段，可以考虑在外部创建一次 new Date()，
            // 然后传入buildDefaultValue，这样可以减少对象的创建次数，降低GC，提升效率。橙单之所以没有这样生成，是因为
            // 有些业务场景下需要按照这两个日期字段排序，因此我们只是在这里给出优化建议。
            subList.forEach(this::buildDefaultValue);
            customerAccountMapper.insertList(subList);
            if (end == customerAccountList.size()) {
                break;
            }
            start += batchSize;
        } while (true);
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public boolean update(CustomerAccount customerAccount, CustomerAccount originalCustomerAccount) {
        MyModelUtil.fillCommonsForUpdate(customerAccount, originalCustomerAccount);
        // 这里重点提示，在执行主表数据更新之前，如果有哪些字段不支持修改操作，请用原有数据对象字段替换当前数据字段。
        UpdateWrapper<CustomerAccount> uw = this.createUpdateQueryForNullValue(customerAccount, customerAccount.getAccountId());
        return customerAccountMapper.update(customerAccount, uw) == 1;
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public boolean remove(Long accountId) {
        return customerAccountMapper.deleteById(accountId) == 1;
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public int removeByCustomerId(Long customerId) {
        CustomerAccount deletedObject = new CustomerAccount();
        deletedObject.setCustomerId(customerId);
        return customerAccountMapper.delete(new QueryWrapper<>(deletedObject));
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public void updateBatchByCustomerId(Long customerId, List<CustomerAccount> dataList) {
        this.updateBatchOneToManyRelation("customerId", customerId,
                null, null, dataList, this::saveNewBatch);
    }

    @Override
    public List<CustomerAccount> getCustomerAccountList(CustomerAccount filter, String orderBy) {
        return customerAccountMapper.getCustomerAccountList(filter, orderBy);
    }

    @Override
    public List<CustomerAccount> getCustomerAccountListWithRelation(CustomerAccount filter, String orderBy) {
        List<CustomerAccount> resultList = customerAccountMapper.getCustomerAccountList(filter, orderBy);
        // 在缺省生成的代码中，如果查询结果resultList不是Page对象，说明没有分页，那么就很可能是数据导出接口调用了当前方法。
        // 为了避免一次性的大量数据关联，规避因此而造成的系统运行性能冲击，这里手动进行了分批次读取，开发者可按需修改该值。
        int batchSize = resultList instanceof Page ? 0 : 1000;
        this.buildRelationForDataList(resultList, MyRelationParam.normal(), batchSize);
        return resultList;
    }

    @Override
    public List<CustomerAccount> getGroupedCustomerAccountListWithRelation(
            CustomerAccount filter, String groupSelect, String groupBy, String orderBy) {
        List<CustomerAccount> resultList =
                customerAccountMapper.getGroupedCustomerAccountList(filter, groupSelect, groupBy, orderBy);
        // 在缺省生成的代码中，如果查询结果resultList不是Page对象，说明没有分页，那么就很可能是数据导出接口调用了当前方法。
        // 为了避免一次性的大量数据关联，规避因此而造成的系统运行性能冲击，这里手动进行了分批次读取，开发者可按需修改该值。
        int batchSize = resultList instanceof Page ? 0 : 1000;
        // NOTE: 这里只是包含了关联数据，聚合计算数据没有包含。
        // 主要原因是，由于聚合字段通常被视为普通字段使用，不会在group by的从句中出现，语义上也不会在此关联。
        this.buildRelationForDataList(resultList, MyRelationParam.normal(), batchSize);
        return resultList;
    }

    @Override
    public CallResult verifyImportList(List<CustomerAccount> dataList, Set<String> ignoreFieldSet) {
        CallResult callResult;
        if (!CollUtil.contains(ignoreFieldSet, "accountType")) {
            callResult = verifyImportForConstDict(dataList, "accountTypeDictMap", CustomerAccount::getAccountType);
            if (!callResult.isSuccess()) {
                return callResult;
            }
        }
        return CallResult.ok();
    }

    @Override
    public CallResult verifyRelatedData(CustomerAccount customerAccount, CustomerAccount originalCustomerAccount) {
        String errorMessageFormat = "数据验证失败，关联的%s并不存在，请刷新后重试！";
        //这里是一对多的验证
        if (this.needToVerify(customerAccount, originalCustomerAccount, CustomerAccount::getCustomerId)
                && !customerInfoService.existId(customerAccount.getCustomerId())) {
            return CallResult.error(String.format(errorMessageFormat, "客户编号"));
        }
        return CallResult.ok();
    }

    private CustomerAccount buildDefaultValue(CustomerAccount customerAccount) {
        if (customerAccount.getAccountId() == null) {
            customerAccount.setAccountId(idGenerator.nextLongId());
        }
        MyModelUtil.fillCommonsForInsert(customerAccount);
        customerAccount.setDeletedFlag(GlobalDeletedFlag.NORMAL);
        return customerAccount;
    }
}
